d and f BLOCK ELEMENTS MCQ Quiz: GKFix - Bridge of Knowledge

Question 126

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What is the usual oxidation state of Copper (Cu) in Copper(I) oxide (Cu2O)?

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What is the usual oxidation state of Iron (Fe) in Iron(III) oxide (Fe2O3)?

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What is a common characteristic of the highest oxides of transition metals (e.g., Mn2O7, CrO3)?

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What is the highest oxidation state commonly exhibited by Chromium (Cr)?

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Why is Zinc (Zn) not considered a typical transition element?

Because it is a metal
Because it has a completely filled d-subshell (3d10) in its ground state and common oxidation states.
Because it is located in the d-block
Because it forms alloys